this study aimed at determining the efficiency of sugar beet growers in borujerd city, iran. data were collected from 2010-11 growing season by random sampling of sugar beet growers and filling 100 questionnaires and analyzed using data envelopment analysis (dea) method. results showed that the average technical, economical and special efficiencies were 0.83, 0.79, and 0.84 in fixed output stat...

This is a report on an implementation of a spectral clustering algorithm for classifying very large internet sites, with special emphasis on the practical problems encountered in developing such a data mining system. Remarkably some of these technical difficulties are due to fundamental issues pertaining to the mathematics involved, and are not treated properly in the literature. Others are inh...

This paper covers the start-up of a pilot-plant experiment where land ll leachate from a Swedish municipal waste land ll (Spillepeng) was treated using a sequencing batch reactor (SBR). The leachate was characterised by high COD and NH4-N concentrations, low BOD/COD ratio, pH slightly over 7 and a high conductivity. During the studied period the mean temperature was 21°C, pH was 7.5 in the reac...

Increasing population growth and decreasing land ratio made it difficult for rural people of Bangladesh to maintain their livelihood. Especially the small-scale farmers find it trickier using their scarce resources. One House One Farm approach(OHOF) is designed to utilize the house and farm resources of the small- scale farmers to improve their livelihood. The focus of the study was to determin...